firstmarblehead.com - dns.ninja

`firstmarblehead.com`

DNSSEC	⚠️ Not signed
NS	`ns-1112.awsdns-11.org` ⭐
		A	2600:9000:5304:5800::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1112.awsdns-11.org`
		A	205.251.196.88^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1112.awsdns-11.org`
NS	`ns-1544.awsdns-01.co.uk`
		A	2600:9000:5306:800::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1544.awsdns-01.co.uk`
		A	205.251.198.8^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1544.awsdns-01.co.uk`
NS	`ns-299.awsdns-37.com`
		A	2600:9000:5301:2b00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-299.awsdns-37.com`
		A	205.251.193.43^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-299.awsdns-37.com`
NS	`ns-688.awsdns-22.net`
		A	2600:9000:5302:b000::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-688.awsdns-22.net`
		A	205.251.194.176^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-688.awsdns-22.net`
MX	`firstmarblehead-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr03cu01602.inbound.protection.outlook.com`
		A	2a01:111:f403:c927::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn6pr21cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:f804::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-co1pr03cu00403.inbound.protection.outlook.com`
		A	2a01:111:f403:f908::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn1pr04cu00101.inbound.protection.outlook.com`
		A	52.101.9.20^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl0pr02cu00604.inbound.protection.outlook.com`
		A	52.101.10.10^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn8pr05cu00102.inbound.protection.outlook.com`
		A	52.101.10.18^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn8pr05cu00302.inbound.protection.outlook.com`
		A	52.101.50.10^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-mw2pr02cu00502.inbound.protection.outlook.com`
TXT	`MS=ms60840371`
TXT	`v=spf1 include:spf.protection.outlook.com ip4:131.239.55.200 -all`
SOA	`ns-1112.awsdns-11.org`awsdns-hostmaster@amazon.com serial=1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1783740707

Same first word

firstmarblehead.net

firstmarblehead.com

DNS History

15 records (5 active, 10 former)

●NSns-1112.awsdns-11.org2026-02-17 → 2026-07-11 · 3 obs

○ 2018-06-26 21:16:38
● 2026-02-17 03:17:54
● 2026-07-11 03:49:30

●NSns-1544.awsdns-01.co.uk2026-02-17 → 2026-07-11 · 3 obs

○ 2018-06-26 21:16:38
● 2026-02-17 03:17:54
● 2026-07-11 03:49:30

●NSns-299.awsdns-37.com2026-02-17 → 2026-07-11 · 3 obs

○ 2018-06-26 21:16:38
● 2026-02-17 03:17:54
● 2026-07-11 03:49:30

●NSns-688.awsdns-22.net2026-02-17 → 2026-07-11 · 3 obs

○ 2018-06-26 21:16:38
● 2026-02-17 03:17:54
● 2026-07-11 03:49:30

○NSns1.markmonitor.com2015-07-19 → 2018-06-26 · 4 obs

● 2015-07-19 14:42:08
● 2018-06-26 21:16:38
○ 2026-02-17 03:17:54
○ 2026-07-11 03:49:30

○NSns2.markmonitor.com2015-07-19 → 2018-06-26 · 4 obs

● 2015-07-19 14:42:08
● 2018-06-26 21:16:38
○ 2026-02-17 03:17:54
○ 2026-07-11 03:49:30

○NSns3.markmonitor.com2015-07-19 → 2018-06-26 · 4 obs

● 2015-07-19 14:42:08
● 2018-06-26 21:16:38
○ 2026-02-17 03:17:54
○ 2026-07-11 03:49:30

○NSns4.markmonitor.com2015-07-19 → 2018-06-26 · 4 obs

● 2015-07-19 14:42:08
● 2018-06-26 21:16:38
○ 2026-02-17 03:17:54
○ 2026-07-11 03:49:30

○NSns5.markmonitor.com2015-07-19 → 2018-06-26 · 4 obs

● 2015-07-19 14:42:08
● 2018-06-26 21:16:38
○ 2026-02-17 03:17:54
○ 2026-07-11 03:49:30

○NSns6.markmonitor.com2015-07-19 → 2018-06-26 · 4 obs

● 2015-07-19 14:42:08
● 2018-06-26 21:16:38
○ 2026-02-17 03:17:54
○ 2026-07-11 03:49:30

○NSns7.markmonitor.com2015-07-19 → 2018-06-26 · 4 obs

● 2015-07-19 14:42:08
● 2018-06-26 21:16:38
○ 2026-02-17 03:17:54
○ 2026-07-11 03:49:30

●MXfirstmarblehead-com.mail.protection.outlook.com2026-02-17 → 2026-07-11 · 3 obs

○ 2018-06-26 21:16:38
● 2026-02-17 03:17:54
● 2026-07-11 03:49:30

○MXsmtp1mtp.firstmarblehead.com2015-07-19 → 2018-06-26 · 4 obs

● 2015-07-19 14:42:08
● 2018-06-26 21:16:38
○ 2026-02-17 03:17:54
○ 2026-07-11 03:49:30

○MXsmtp2mtp.firstmarblehead.com2015-07-19 → 2018-06-26 · 4 obs

● 2015-07-19 14:42:08
● 2018-06-26 21:16:38
○ 2026-02-17 03:17:54
○ 2026-07-11 03:49:30

○A131.239.55.1642015-07-19 → 2026-02-17 · 4 obs

● 2015-07-19 14:42:08
● 2026-02-17 03:17:54
○ 2026-02-25 05:24:28
○ 2026-07-11 03:49:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net, m.gtld-servers.net...	-
firstmarblehead.com	ns-688.awsdns-22.net, ns-299.awsdns-37.com, ns-1544.awsdns-01.co.uk, ns-1112.awsdns-11.org	2 records

✅ Authoritative Response

Server:205.251.196.88

NS records: ns-688.awsdns-22.net, ns-299.awsdns-37.com, ns-1544.awsdns-01.co.uk, ns-1112.awsdns-11.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firstmarblehead.com (unsigned zone)

⏱️ Timing

Total: 252ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns-1112.awsdns-11.org, ns-1544.awsdns-01.co.uk...`
MX	1	`firstmarblehead-com.mail.protection.outl`
TXT	2	`MS=ms60840371, v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns-1112.awsdns-11.org awsdns-hostmaster.`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-299.awsdns-37.com, ns-299.awsdns-37.com)

Analysis

Name Servers

Four name servers handle the delegation for firstmarblehead.com: ns-299.awsdns-37.com, ns-688.awsdns-22.net, ns-1112.awsdns-11.org and ns-1544.awsdns-01.co.uk.

There is at least partial name server overlap between firstmarblehead.com and other domains — www.olumlubak.club, ysite.com, motosportsc.com and two more among them.

All four hostnames — ns-299.awsdns-37.com, ns-688.awsdns-22.net, ns-1112.awsdns-11.org and ns-1544.awsdns-01.co.uk — resolve to two IP numbers apiece: ns-299.awsdns-37.com to 205.251.193.43 and 2600:9000:5301:2b00::1; ns-688.awsdns-22.net to 205.251.194.176 and 2600:9000:5302:b000::1; ns-1112.awsdns-11.org to 205.251.196.88 and 2600:9000:5304:5800::1; ns-1544.awsdns-01.co.uk to 205.251.198.8 and 2600:9000:5306:800::1.

Mail Servers

firstmarblehead.com uses one mail server — firstmarblehead-com.mail.protection.outlook.com.

firstmarblehead-com.mail.protection.outlook.com has 8 IP addresses: 52.101.9.20, 52.101.10.10, 52.101.10.18 plus 5 more.